Priority set

krish1 wrote on Wednesday, March 05, 2008:

Hello,
      WE doing the finger print project in imx27,i am working on freeRTOS in embedded workbeanch tools,As i checking the working of priority set by creating task1&2 where task2 has higher priority,i raise the priority of first task to priority of second task  by priority  set of taskhandle but priority of first task  is not raised to second task how we  can do this…can anyone suggest me 

static xHandle xHandle3

mainTASK2_PRIORITY    3
mainTASK3_PRIORITY    4

static void TASK2( void * pvParameters )
{
for(;:wink:
      {
      
       vTaskPrioritySet( xHandle3, mainTASK2_PRIORITY+1);
{
   if(mainTASK2_PRIORITY==4)//bt it not entering to this loop where task2 is raised from
                                                                                                                                                                                                                      priority 3 to 4
  {                                                                            
                                          
        some code
       
   }
  }
}

rtel wrote on Wednesday, March 05, 2008:

I don’t follow the code: “if(mainTASK2_PRIORITY==4)” as mainTASK2_PRIORITY is 3 (a manifest constant) it will never equal 4.

If you want examples of raising and lowering task priorities look at FreeRTOS\Demo\Common\Minimal\dynamic.c.

Regards.